NH DOT concerned about safety of energy-absorbing highway guardrails end caps

'We have many, many of these terminal units on our high speed facilities and this certainly causes me some strong concern for crash worthiness of the ET-Plus and ET-2000 that we have and are installing each year,' NHDOT's Keith Cota wrote in a Oct. 9, 2012, e-mail to the FHWA.
CLICK TO VIEW THE SOURCE MATERIAL